interfacemanager/interfacemanager-impl/src/main/java/org/opendaylight/genius/interfacemanager/renderer/hwvtep/confighelpers/HwVTEPConfigRemoveHelper.java

   1 /*
   2  * Copyright (c) 2016, 2017 Ericsson India Global Services Pvt Ltd. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.genius.interfacemanager.renderer.hwvtep.confighelpers;
   9
  10 import static org.opendaylight.genius.infra.Datastore.CONFIGURATION;
  11 import static org.opendaylight.genius.infra.Datastore.OPERATIONAL;
  12
  13 import com.google.common.util.concurrent.ListenableFuture;
  14 import java.util.ArrayList;
  15 import java.util.List;
  16 import org.opendaylight.genius.infra.Datastore.Configuration;
  17 import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
  18 import org.opendaylight.genius.infra.TypedWriteTransaction;
  19 import org.opendaylight.genius.interfacemanager.commons.InterfaceManagerCommonUtils;
  20 import org.opendaylight.genius.interfacemanager.commons.InterfaceMetaUtils;
  21 import org.opendaylight.genius.interfacemanager.renderer.hwvtep.utilities.SouthboundUtils;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.rev160406.IfTunnel;
  24 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  25 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
  26 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointKey;
  27 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  28 import org.slf4j.Logger;
  29 import org.slf4j.LoggerFactory;
  30
  31 public final class HwVTEPConfigRemoveHelper {
  32     private static final Logger LOG = LoggerFactory.getLogger(HwVTEPConfigRemoveHelper.class);
  33
  34     private HwVTEPConfigRemoveHelper() {
  35     }
  36
  37     public static List<ListenableFuture<Void>> removeConfiguration(ManagedNewTransactionRunner txRunner,
  38                                                                    Interface interfaceOld,
  39                                                                    InstanceIdentifier<Node> physicalSwitchNodeId,
  40                                                                    InstanceIdentifier<Node> globalNodeId) {
  41         List<ListenableFuture<Void>> futures = new ArrayList<>();
  42         LOG.info("removing hwvtep configuration for {}", interfaceOld.getName());
  43         if (globalNodeId != null) {
  44             IfTunnel ifTunnel = interfaceOld.augmentation(IfTunnel.class);
  45             //removeTunnelTableEntry(defaultOperShardTransaction, ifTunnel, physicalSwitchNodeId);
  46             // Topology configuration shard
  47             futures.add(txRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION,
  48                 tx -> removeTerminationEndPoint(tx, ifTunnel, globalNodeId)));
  49             // Default operational shard
  50             futures.add(txRunner.callWithNewWriteOnlyTransactionAndSubmit(OPERATIONAL, tx -> {
  51                     InterfaceManagerCommonUtils.deleteStateEntry(tx, interfaceOld.getName());
  52                     InterfaceMetaUtils.removeTunnelToInterfaceMap(physicalSwitchNodeId, tx, ifTunnel);
  53                 }
  54             ));
  55         }
  56         return futures;
  57     }
  58
  59     private static void removeTerminationEndPoint(TypedWriteTransaction<Configuration> transaction, IfTunnel ifTunnel,
  60             InstanceIdentifier<Node> globalNodeId) {
  61         LOG.info("removing remote termination end point {}", ifTunnel.getTunnelDestination());
  62         TerminationPointKey tpKey = SouthboundUtils
  63                 .getTerminationPointKey(ifTunnel.getTunnelDestination().getIpv4Address().getValue());
  64         InstanceIdentifier<TerminationPoint> tpPath = SouthboundUtils.createInstanceIdentifier(globalNodeId, tpKey);
  65         transaction.delete(tpPath);
  66     }
  67 }